Place
- Grant1
- Grey1
- Hartford Beach, state park off Hwy 151
- Highland Twp., Bear Creek east of Highlandville1
- Illinois1
- Indian Cave State Park, Missouri River Bluffs1
- Iowa1
- Jackson1
- Kansas1
- Long Rapids, near1
- Louisiana1
- Macon1
- Madison1
- Michigan8
- Missouri1
- Missouri River bluffs, just north of Florence (northeast of Omaha)1
- Natural Bridge, north Hwy 2781
- Nebraska2
- Nemaha1
- New Brunswick1